2. Dual Y-shaped axial seals on piston for automatic wear compensation, extended service life, and low friction coefficient
3. Crisscross pattern reinforced cylinder tube with stainless steel tie rods, delivering superior corrosion resistance
4. Precisely adjustable cushioning mechanism ensures smooth stroke operation
5. Customizable with multiple stroke lengths and compatible mounting accessories for flexible system integration
Category: Adjustable Cylinders | Brand: Airtac | Series: SIJ63
AirTAC SIJ63X350-50 Dual-Rod Adjustable Cylinder Specifications
- Model: SIJ63X350-50
- Type: Double-rod adjustable stroke cylinder
- Bore size: Ø63mm
- Stroke: 350mm (adjustable)
- Rod diameter: Ø16mm x 2 (dual rods)
- Operating pressure: 0.1–0.9 MPa
- Cushioning: Adjustable pneumatic cushion (both ends)
- Port size: 1/4 PT (G1/4 optional)
- Mounting style: Basic type (optional foot/mounting flange)
- Material: Aluminum barrel, hard chrome-plated piston rods
- Seal material: NBR with wear-resistant ring
- Temperature range: -20℃ to 80℃
- Weight: 3.5kg ±2% (without accessories)
- Dimensions:
- Extended length: 680mm (stroke 350mm)
- Body width: 83mm (including rods)
- Height: 63mm (barrel diameter)
- Mounting hole spacing: 50mm x 50mm
- Lubrication: Pre-lubricated (DIN51502 VDMA24568 oil required for maintenance)
- Protection rating: IP54 (standard), IP67 optional
Industrial-grade dual-rod cylinder featuring precision ground rods and position-locking mechanism for stable linear motion. The T-slot adjustment design allows ±5mm stroke fine-tuning without disassembly. Enhanced side load capacity through dual-rod configuration makes it ideal for applications requiring high moment resistance.
- Precision press mechanisms in PCB assembly
- Vertical lifting platforms with guided motion
- Glass cutting machine positioning systems
- Automated welding jig alignment
- Semiconductor wafer handling robots

Property | Property Value |
---|---|
sku | SIJ63X350-50 |
Adjustable Stroke | <50mm> |
Seal Material | Polyurethane |
Understood. Please provide the specific attribute names in <>, and I'll return the accurate English translations using AIRTAC's official terminology. Example: User input: <缸径> My output: Bore | Operating Temperature: -20℃ to 80℃ Speed Range: 30-800 mm/s |
Port Size | PT3/8 |
Magnet | Non-magnetic |
Bore Diameter | 63mm |
Stroke | 350mm |
Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
- Received the wrong item.
- Item arrived not as expected (ie. damaged packaging).
- Item had defects.
- Over delivery time.
- The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.